/*
 * Copyright 2020 Google LLC
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     https://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
module.exports = function (data) {
  const recent = [];
  for (const item of data.collections.blogPosts) {
    if (
      (item.data.hero || item.data.thumbnail) &&
      item.data.lang === data.lang
    ) {
      recent.push(item);
      if (recent.length === 3) {
        break;
      }
    }
  }
  return recent;
};
